skin cells
stem cells
liver cells
muscle cells
the brain
nerve
muscle
wire
1 year
10 years
100 years
1 month
they do not have a nucleus
they help carry oxygen to different parts of your body
they regenerate very quickly
they are very long compared to other cells in the body
multipolar neurons
pyramidal neurons
bipolar neurons
Purkinje neurons
True or False: Damage to your nervous system can cause paralysis.
a nerve
brains
spinal cord
all of the above
glial cells
prison cells
1 meter per second
150 meters per second
100 miles per hour
1 foot per second
electrical impulses
proteins
telegraph
hormonal